“…As conclusion, cryptography solutions are the best approaches to secure or protect SCADA communication over internet and successfully decrease the risks (Shahzad et al, 2014a;Asenjo, 2005;Babu and Singh, 2013). Advance Encryption Standard (AES) 256, HMAC and MD5 as part of cryptography solutions have been deployed, to protect SCADA communication, while intrusions (anomaly) are detected by Intelligent Electronic Device (IED) as part of substation controller (Musa and Aborujilah, 2013a;Hong, 2010;AL-Saidi et al, 2011).…”